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package discoverapi
// Discover is an interface to be implemented by the component interested in receiving discover events
// like new node joining the cluster or datastore updates
type Discover interface {
// DiscoverNew is a notification for a new discovery event, Example:a new node joining a cluster
DiscoverNew(dType DiscoveryType, data interface{}) error
// DiscoverDelete is a notification for a discovery delete event, Example:a node leaving a cluster
DiscoverDelete(dType DiscoveryType, data interface{}) error
}
// DiscoveryType represents the type of discovery element the DiscoverNew function is invoked on
type DiscoveryType int
const (
// NodeDiscovery represents Node join/leave events provided by discovery
NodeDiscovery = iota + 1
// EncryptionKeysConfig represents the initial key(s) for performing datapath encryption
EncryptionKeysConfig
// EncryptionKeysUpdate represents an update to the datapath encryption key(s)
EncryptionKeysUpdate
)
// NodeDiscoveryData represents the structure backing the node discovery data json string
type NodeDiscoveryData struct {
Address string
BindAddress string
Self bool
}
// DatastoreConfigData is the data for the datastore update event message
type DatastoreConfigData struct {
Scope string
Provider string
Address string
Config interface{}
}
// DriverEncryptionConfig contains the initial datapath encryption key(s)
// Key in first position is the primary key, the one to be used in tx.
// Original key and tag types are []byte and uint64
type DriverEncryptionConfig struct {
Keys [][]byte
Tags []uint64
}
// DriverEncryptionUpdate carries an update to the encryption key(s) as:
// a new key and/or set a primary key and/or a removal of an existing key.
// Original key and tag types are []byte and uint64
type DriverEncryptionUpdate struct {
Key []byte
Tag uint64
Primary []byte
PrimaryTag uint64
Prune []byte
PruneTag uint64
}
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